...-to-noise ratio and high spatial and temporal resolution, enabling the measurement of fast-propagating sound waves. In this study, our focus is on utilizing SoS measured by DAS to estimate phase volume fraction profiles within a multi-phase fluid flow system in a downhole production zone equipped with fiber...

.... The model extends the scope of a thermal production profiling software with distributed acoustic sensing (DAS) production profile analysis. During the development process, we incorporate the existing wellbore thermal module in analyzing distributed temperature sensing (DTS) data with a newly developed DAS...

... exhibition das fracture diagnostic machine learning spe hydraulic fracturing technology conference fiber hftc 2022 Abstract Technological advancements in well completion and stimulation have resulted in record production and considerable growth in global unconventional markets. However...

... geologist university geology production logging production monitoring geological subdiscipline united states government modeling & simulation production control climate change das carbon capture upstream oil & gas subsurface storage data quality reservoir characterization...

... upstream oil & gas microseismic event das horizontal fiber dataset event count treatment well Abstract Traditional use of microseismic data for unconventional reservoirs has come from 3C geophone arrays deployed within different well geometries. Here we show how fiber optic deployments...

... calibrating the response in terms of the measured strain as one can obtain from DAS, we present a workflow by which the full tensorial strain tensor can be produced over the reservoir. The moment tensor is proportional to the strain rate tensor though the rock properties of the medium. Using a mixed array...

... Abstract Distributed Strain Sensing (DSS) and Distributed Acoustic Sensing (DAS) are two emerging technologies that provide important insights into many challenging issues related to hydraulic fracturing design and operation. In particular, we highlight fracture geometry and fracture-hit...

... Abstract Fiber Optic Sensing, including both low-frequency Distributed Acoustic Sensing (DAS) and Distributed Strain Sensing (DSS), can be used to record strain rate or strain for hydraulic fracturing monitoring in an offset well. However, current work focusses on acquisition, processing...

... Sensing (DAS) and Distributed Temperature Sensing (DTS) analysis also illustrates the variable and non-unique tortuosity, and/or complex stimulation domain architecture, in the near-wellbore region. It is therefore recommended that SDTs be interpreted with consideration of the inherent complexities...

... Distributed Acoustic Sensing (DAS) and Distributed Temperature Sensing (DTS), can continuously monitor the hydraulic fracturing stimulation downhole and be compared with other monitoring technology such as microseismic. The DAS and DTS data, when integrated with the microseismic, highlight processes relevant...

... information, as well as, production data obtained by continuously monitoring a well using Fiber Optics (FO). In the example, we used Distributed Acoustic Sensing (DAS) to derive discrete production profiling results over a period of more than two years. This has enabled us to track the gas production of two...

... Abstract Hydraulic fracturing operations in unconventional reservoirs are typically monitored using geophones located either at the surface or in adjacent wellbores. A new approach to record hydraulic stimulations utilizes fiber-optic Distributed Acoustic Sensing (DAS). A fiber-optic cable...

... Summary Distributed Acoustic Sensing (DAS) optical fiber for downhole geophysical measurements is a fairly new technology the industry is utilizing to better characterize hydraulic stimulations. Data were acquired with a vertical observation well that was instrumented externally with dual...

..., fiber-optic cable was permanently installed with distributed acoustic sensing (DAS) and distributed temperature sensing (DTS) to monitor the hydraulic fracture stimulation and the downhole production profile for the life of the well. Real-time DAS and DTS monitoring were used during the stimulation...

...) throughout the clean fluid (pad) portion of the stimulation. However, LE treatment effectiveness during proppant slurry placement is highly impacted by several key parameters that may change significantly during stimulation. This paper shows how the combined results of FO Distributed Acoustic Sensing (DAS...

... Reservoir Surveillance ball seat production monitoring Upstream Oil & Gas completion Signature information fiber production logging bridge plug pressure spike das molenaar plug DTS production control hydraulic fracturing Effectiveness perforation cluster operation...

... Reservoir Surveillance production monitoring production control Upstream Oil & Gas hydraulic fracturing cluster efficiency Efficiency perforation cluster fracture initiation fluid distribution fluid leak Standard Deviation production logging isolation communication das...

... operations on the McCray 2–26H well and included the acquisition of distributed temperature sensing (DTS), distributed acoustic sensing (DAS), bottomhole pressure data, surface and downhole microseismic, tracer logs, and post-treatment production logs. Diagnostic fracture injection test DFIT data and other...

... das multistage hydraulic seismic energy LPLD event hypocenter separation URTeC: 1922263 Utilizing Ant-Tracking to Identify Slowly Slipping Faults in the Barnett Shale Noha Sameh Farghal* and Mark D. Zoback, Stanford University, Stanford, CA, USA Copyright 2014, Unconventional Resources...

... Summary In this paper we examine diagnostic tools for hydraulic fracture stimulation (HFS) that can help determine the geometry, reach, and effectiveness of the created fracture(s). In particular we focus on using the combination of micro-seismic and Distributed Acoustic Sensing (DAS...